If you want to your Christmas tree to look vibrant, fun, and happy (but still elegant) instead of fancy and predictable, here are a few ways to decorate a colorful Christmas tree in a professional way. Christmas TreeThere are many different Christmas tree options available, and you don't have to use a traditional green Christmas tree. You can use a fresh green Christmas tree, a fresh flocked Christmas tree, an artificial Christmas tree, an unusually colored Christmas tree, or whatever you…